Denture brush



FIG. 1 shows a perspective view of a denture brush.

FIG. 2 shows a top plan view thereof.

FIG. 3 shows a bottom plan view thereof.

FIG. 4 shows a left side elevation view thereof

FIG. 5 shows a right side elevation view thereof

FIG. 6 shows a front end elevation view thereof; and,

FIG. 7 shows a rear end elevation view thereof.

The broken lines illustrate portions of the denture brush which form no part of the claimed design. 

CLAIM The ornamental design for a denture brush, as shown and described. 